The double mark after the 6 indicates inches. If it was a single mark (') - that would mean feet.
A P mint mark indicates that the coin was minted in the US Mint in Philadelphia.http://wiki.answers.com/What_does_the_p_stamp_mean_on_a_coin#ixzz19wdgY2lP
By mark for feet I assume you mean equivalent of cm or some such. If you were to describe my height in feet and inches I would be 6'4" This means I am 6 foot 4 inches.
According to the Bible a person's body is the temple and they are not supposed to defile it. This indicates that He would not want people to mark their body with tattoos.
The exclamation mark almost always indicates factorial, i.e. n! = 1*2*3*...*n. Therefore 4! would be 1*2*3*4 = 24. Additionally, the exclamation mark can indicate negation, e.g. in computer programming and logic.
An exclamation mark indicates an emotional reaction.
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No mint mark indicates that it was made in Philadelphia.
No mint mark indicates that the coin was minted in Philadelphia.
double prime symbol ( ″ ),
No mint mark indicates that the coin was minted in Philadelphia.
period
The 4 marks are one, holy, catholic, and apostolic. The mark word catholic indicates that all are welcome - it means "open to all, universal"
The mint mark P on American coins indicates that the coin was minted in Philadelphia.
No mint mark indicates that the coin was minted in Philadelphia.
It's called a mint mark, not a state mark. The lack of one indicates that the coin was minted in Philadelphia.